There’s been a lot of highly technical and most theoretical attacks lately, academic season really is in full swing. This is a very neat attack which is being labeled somewhere between catastrophic and mildly annoying depending on who you ask.
It effects most of the major Anti-virus vendors, it’s called an argument-switch attack and leverages on the way in which most anti-viral suites interact with the Windows kernel.
It seems to be most critical on Windows XP which is an operating system near the end of life anyway, so it shouldn’t be too widespread – that’s even assuming the bad guys can work it out and spread it in the wild (I would safely assume they can). Although the research does indicate it also works on Vista SP1.
You can read the full story here
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